|Type, Input Mode, Input Mode||Scientific, 8 BCD digits, exponent ±99, Algebraic|
|Programmable||Yes, up to 72 unmerged
keystrokes, no editing, simple SKIP
One of the slower units and about as fast as the HP-55.
|Memory||10 storage registers, no permanent memory|
|Display||8 digit 7 segment red LED mantissa plus sign, 2 digit 7 segment red LED exponent plus sign|
|Special features||Switch position CLR can be used
to erase program steps.
LD stands for "load" and is used to enter program steps.
|Original pricing, Production||Introduced around 1978, initial
pricing $100 (info thanks to Ron Johnson).
|Batteries||Built-in battery pack or DC 6V power supply, plus on center|
|Dimensions||Length 15.1cm, Width 7.9cm, Height 3.6cm|
of Commodore Calculators.
R/S Programmable Calculators.
Commodore PR 100 Bedienungshandbuch (PDF, German, 170 pages, April 1978)
|Comment||Commodore made one other programmable calculator, the P-50. It offered only 24 steps and had very limited functionality.|
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